Nortel Networks BCM200 Media bay module LEDs, Base function tray system status LED states Sheet 3

		Chapter 3 Viewing the BCM system LEDs 79
Table 18 Base function tray system status LED states (Sheet 3 of 3)
LED	Description	LED states
Temp	Monitors the main unit and CPU temperature.	Green ON – normal
		Red ON – sensor is non-operational or temperature
		is out of range.
		Note: Red LED indicates a possible fan failure.
Fan	Monitors the status of the fans.	Green ON – all installed fans are working
		Red ON – sensor failure or there is a problem with
		at least one fan

During system startup, the power LED and the status LED indicate the status of the system. Table 19 describes the various states of the Power and Status LEDs, and the corresponding alarm conditions during system startup.

Table 19 Power and Status LED states and descriptions during system startup

Power LED	Status LED	Description
Solid Green	Solid Green	Non alarm condition - Normal operation
Solid Red	Solid Green	Alarm condition - Normal operation
Solid Green	Off	Alarm condition - Startup profile
Solid Red	Off	LED state 5
		Alarm 10906: System Startup - Operating system and alarm subsystem
		available
Solid Red	Blinking Green	LED state 6
		Alarm 10907: System Startup - Telephony and voice mail active
Solid Green	Blinking Green	LED state 7
		Alarm 10908: System Startup - Element Manager is available
Solid Green	Solid Green	LED state 8
		Alarm 10909: System Startup - Startup complete. Service Manager and
		Scheduling Services available

Media bay module LEDs

The two media bay module (MBM) LEDs show the power and status of the MBM. Figure 46

shows the location of the (Power) and (Status) LEDs on an MBM. The power and status LEDs are located in the same place on all MBMs.

BCM200/400 4.0 Installation and Maintenance Guide